Facebook has recently announced that user profiles will be searchable on Google. From what I can understand, this means that your profile, and potentially any tagged photos of you can be Googled. This article explains the situation. As many people are posting personal photos that they may not wish to be shared with people outside of your facebook friends, you may want to adjust your privacy settings on Facebook. This article gives a good summary of the situation as well as how you can adjust your privacy settings within Facebook so that your information will not be available through search engines.